*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #1a3a5c;
            --primary-light: #2a5a8c;
            --accent: #e8a838;
            --accent-hover: #d4942e;
            --bg: #f7f4ef;
            --card-bg: #ffffff;
            --text: #1e1e1e;
            --text-light: #555;
            --border: #ddd;
            --radius: 12px;
            --shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
            --transition: 0.25s ease;
            --font: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: var(--primary);
            color: #fff;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            color: var(--accent);
            font-size: 1.8rem;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            opacity: 0.8;
            display: block;
            line-height: 1.2;
        }
        .my-logo a {
            color: #fff;
            text-decoration: none;
        }
        .my-logo a:hover {
            color: var(--accent);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.4);
            color: #fff;
            font-size: 1.5rem;
            padding: 6px 12px;
            border-radius: 8px;
            cursor: pointer;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .nav-menu {
            display: flex;
            gap: 20px;
            align-items: center;
            flex-wrap: wrap;
        }
        .nav-menu a {
            color: rgba(255, 255, 255, 0.9);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            transition: border-color var(--transition), color var(--transition);
        }
        .nav-menu a:hover {
            color: var(--accent);
            border-bottom-color: var(--accent);
            text-decoration: none;
        }
        .breadcrumb {
            background: #fff;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-size: 0.85rem;
            color: var(--text-light);
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            padding: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 10px;
            color: #aaa;
        }
        .breadcrumb a {
            color: var(--primary-light);
        }
        .hero {
            background: linear-gradient(145deg, #1a3a5c 0%, #2a5a8c 100%);
            color: #fff;
            padding: 48px 0 40px;
            text-align: center;
            border-radius: 0 0 var(--radius) var(--radius);
            margin-bottom: 40px;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: "🎡";
            font-size: 10rem;
            position: absolute;
            right: -20px;
            bottom: -30px;
            opacity: 0.1;
            pointer-events: none;
        }
        .hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 12px;
        }
        .hero p {
            font-size: 1.2rem;
            opacity: 0.9;
            max-width: 720px;
            margin: 0 auto 16px;
        }
        .hero .last-updated {
            font-size: 0.85rem;
            opacity: 0.7;
            display: inline-block;
            background: rgba(255, 255, 255, 0.12);
            padding: 4px 16px;
            border-radius: 30px;
        }
        .search-section {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 28px 32px;
            box-shadow: var(--shadow);
            margin-bottom: 40px;
        }
        .search-section form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }
        .search-section input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-size: 1rem;
            transition: border-color var(--transition);
        }
        .search-section input[type="text"]:focus {
            outline: none;
            border-color: var(--primary-light);
        }
        .search-section button {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-section button:hover {
            background: var(--primary-light);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            margin-bottom: 48px;
        }
        .main-article h2 {
            font-size: 2rem;
            font-weight: 700;
            margin: 48px 0 16px;
            color: var(--primary);
            border-left: 5px solid var(--accent);
            padding-left: 16px;
        }
        .main-article h3 {
            font-size: 1.5rem;
            font-weight: 600;
            margin: 32px 0 12px;
            color: var(--primary-light);
        }
        .main-article h4 {
            font-size: 1.2rem;
            font-weight: 600;
            margin: 24px 0 8px;
            color: var(--text);
        }
        .main-article p {
            margin-bottom: 18px;
            font-size: 1.05rem;
            color: var(--text);
        }
        .main-article ul,
        .main-article ol {
            margin: 0 0 20px 24px;
            font-size: 1.05rem;
        }
        .main-article li {
            margin-bottom: 6px;
        }
        .main-article .highlight-box {
            background: #f0f6fe;
            border-left: 5px solid var(--accent);
            padding: 20px 24px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 24px 0;
        }
        .main-article .highlight-box strong {
            color: var(--primary);
        }
        .featured-image-wrap {
            margin: 32px 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .featured-image-wrap img {
            width: 100%;
            object-fit: cover;
        }
        .featured-image-wrap figcaption {
            background: var(--card-bg);
            padding: 12px 18px;
            font-size: 0.9rem;
            color: var(--text-light);
            border-top: 1px solid var(--border);
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow);
            margin-bottom: 24px;
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--primary);
            border-bottom: 2px solid var(--accent);
            padding-bottom: 8px;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-card li {
            margin-bottom: 10px;
            padding: 4px 0;
            border-bottom: 1px solid #f0f0f0;
        }
        .sidebar-card li a {
            font-weight: 500;
            font-size: 0.95rem;
        }
        .sidebar-card li a i {
            margin-right: 8px;
            color: var(--accent);
            width: 18px;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            margin: 40px 0;
        }
        .comment-section,
        .rating-section {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 28px 32px;
            box-shadow: var(--shadow);
        }
        .comment-section h3,
        .rating-section h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .comment-section form,
        .rating-section form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .comment-section input,
        .comment-section textarea,
        .rating-section select,
        .rating-section button {
            padding: 12px 16px;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-size: 1rem;
            font-family: var(--font);
            transition: border-color var(--transition);
        }
        .comment-section input:focus,
        .comment-section textarea:focus,
        .rating-section select:focus {
            outline: none;
            border-color: var(--primary-light);
        }
        .comment-section textarea {
            min-height: 100px;
            resize: vertical;
        }
        .comment-section button,
        .rating-section button {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: background var(--transition);
            align-self: flex-start;
            padding: 12px 32px;
        }
        .comment-section button:hover,
        .rating-section button:hover {
            background: var(--primary-light);
        }
        .rating-section select {
            max-width: 200px;
        }
        .rating-stars {
            font-size: 1.8rem;
            color: var(--accent);
            letter-spacing: 4px;
        }
        footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.9);
            padding: 40px 0 24px;
            margin-top: 48px;
            border-radius: var(--radius) var(--radius) 0 0;
        }
        footer .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 32px;
        }
        footer h4 {
            color: var(--accent);
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        footer a {
            color: rgba(255, 255, 255, 0.8);
        }
        footer a:hover {
            color: var(--accent);
        }
        friend-link {
            display: block;
            margin-top: 8px;
        }
        friend-link a {
            display: inline-block;
            margin-right: 16px;
            margin-bottom: 6px;
            padding: 2px 0;
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            margin-top: 28px;
            font-size: 0.85rem;
            text-align: center;
            opacity: 0.8;
        }
        .copyright strong {
            color: var(--accent);
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .interaction-grid {
                grid-template-columns: 1fr;
            }
            footer .footer-inner {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: inline-block;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(0, 0, 0, 0.25);
                padding: 16px 12px;
                border-radius: var(--radius);
                margin-top: 8px;
                gap: 10px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                font-size: 1rem;
                padding: 6px 0;
            }
            .header-inner {
                align-items: center;
            }
            .hero {
                padding: 32px 0 28px;
            }
            .hero h1 {
                font-size: 1.7rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .search-section form {
                flex-direction: column;
            }
            .search-section button {
                width: 100%;
                justify-content: center;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .my-logo small {
                font-size: 0.6rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            .hero h1 {
                font-size: 1.4rem;
            }
            .main-article h2 {
                font-size: 1.5rem;
            }
            .main-article h3 {
                font-size: 1.2rem;
            }
            .comment-section,
            .rating-section,
            .search-section {
                padding: 18px 16px;
            }
        }